Tell us some more! Your answer needs to include more details to help people.You can't post answers that contain an email address.Please enter a valid email address.The email address entered is already associated to an account.Login to postPlease use English characters only.

The same model ThinkPad
can have different types of network, video and audio drivers and unless you
know exactly which one is installed in your ThinkPad, you need to download all
the drivers and install each driver until you find the right driver.

When you download the
drivers, write down the device driver and it's file name so you have a record
of which driver you are installing and which directory the unzipped files are
located on your hard drive.

Go to the IBM/Lenovo WEB
site - support/download page and download the latest Windows XP or Vista device
drivers for your model computer, Use this link: -

You can download the
various drivers and then you click on and run the various driver files, they
will then unzip and expand into a sub folder on C:\drivers Then install the
various drivers from this folder (run the set-up file).

we install softwere or we can see it in device manager. but some time it can not stall properly. we can also see in control panel of setting option of speaker property. if setting is deam .softwere is not staling or not supporting, your bord sound system may be damage,